'Man-made' Water Has Different Chemistry
Thursday, June 19, 2008 - 13:14
in Earth & Climate
As population growth, food production and the regional effects of climate change place greater stress on the Earth's natural water supply, "man-made" water -- created by removing salt from seawater and brackish groundwater through reverse osmosis desalination -- will become an increasingly important resource for millions of humans, especially those in arid regions such as the Middle East, the western United States, northern Africa and central Asia.